[mod] move load_module function to utils

searx/engines/__init__.py

 (C) 2013- by Adam Tauber, <asciimoo@gmail.com>
 '''
 
-from os.path import realpath, dirname, splitext, join
+from os.path import realpath, dirname
 import sys
-from imp import load_source
 from flask_babel import gettext
 from operator import itemgetter
 from searx import settings
 from searx import logger
+from searx.utils import load_module
 
 
 logger = logger.getChild('engines')
 engines = {}
 
 categories = {'general': []}
+_initialized = False
 
 engine_shortcuts = {}
 engine_default_args = {'paging': False,
                        'time_range_support': False}
 
 
-def load_module(filename):
-    modname = splitext(filename)[0]
-    if modname in sys.modules:
-        del sys.modules[modname]
-    filepath = join(engine_dir, filename)
-    module = load_source(modname, filepath)
-    module.name = modname
-    return module
-
-
 def load_engine(engine_data):
 
     if '_' in engine_data['name']:
     engine_module = engine_data['engine']
 
     try:
-        engine = load_module(engine_module + '.py')
+        engine = load_module(engine_module + '.py', engine_dir)
     except:
         logger.exception('Cannot load engine "{}"'.format(engine_module))
         return None

searx/utils.py

 from babel.dates import format_date
 from codecs import getincrementalencoder
 from HTMLParser import HTMLParser
+from imp import load_source
+from os.path import splitext, join
 from random import choice
+import sys
 
 from searx.version import VERSION_STRING
 from searx.languages import language_codes
             if l[1].lower() == lang.lower():
                 return (True, l[0][:2], l[1].lower())
         return False
+
+
+def load_module(filename, module_dir):
+    modname = splitext(filename)[0]
+    if modname in sys.modules:
+        del sys.modules[modname]
+    filepath = join(module_dir, filename)
+    module = load_source(modname, filepath)
+    module.name = modname
+    return module